SYN: Sap, subvert, counteract, baffle, thwart.
ANT: Prop, support, countenance, promote, aid, corroborate.
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KEY: Underrate, [See UNDERESTIMATE].
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KEY: Understand.
SYN: Apprehend, comprehend, know, perceive, discern, conceive, learn, recognize, Interpret, imply.
ANT: Misapprehend, miscomprehend, ignore, misinterpret, declare, state, enunciate, express.
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KEY: Understanding.